ci: run build test on github

.github/workflows/build.yml

@@ -0,0 +1,40 @@
+name: build
+
+on:
+  push:
+    branches: [ master ]
+  pull_request:
+    branches: [ master ]
+  workflow_dispatch:
+
+env:
+  CARGO_TERM_COLOR: always
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v2
+    - name: Show env
+      run: |
+        uname -a
+        ldd --version
+        env
+    - name: Install
+      run: |
+        sudo apt update
+        sudo apt install -y libinput10-dev libpangocairo-1.0-0-dev libudev1-dev libxkbcommon0-dev
+        curl https://sh.rustup.rs -sSf | sh -s -- -y
+        echo "$HOME/.cargo/bin" >> $GITHUB_PATH
+    - name: Fixup opt levels
+      run: |
+        sed -i 's/opt-level = 3/opt-level = 0/' Cargo.toml
+        cat Cargo.toml
+    - name: Build
+      run: cargo build --timings
+    - name: Archive cargo-timings
+      uses: actions/upload-artifact@v4
+      with:
+        name: cargo-timings
+        path: |
+          target/cargo-timings